《化学教学》９８年第８期刊登了“奇妙的燃烧”现象活动课教学设计一文．笔者认真阅读后，很受启发，同时，认为其中个别实验值得商榷．笔者按照文中设计的“镁在氮气中燃烧”的实验，重复做了几次，均未看到文中提到的镁在氮气中燃烧的现象．笔者在《中学化学实验大全》（河? In the 8th issue of “Chemistry Teaching” in the 98th issue, a book on the teaching design of the “Magic Combustion” phenomenon activity class was published. After I read it carefully, I was inspired. At the same time, I think that some of the experiments are worth discussing. According to the experiment “magnesium burning in nitrogen” designed by the author, the author did several repetitions and did not see the phenomenon of magnesium burning in nitrogen. The author is in the “Encyclopedia of Chemical Experiments in Middle School” (River?